X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 4.40 ? PVAMA1 AND FAB-F8.12.19 WERE MIXED IN A 1:1 STOICHIOMETRIC RATIO AND LEFT TO INCUBATE FOR 4 HOURS AT ROOM TEMPERATURE TO FORM THE ANTIBODY-ANTIGEN COMPLEX BEFORE MIXING WITH CRYSTALLISATION SCREENING BUFFERS. CRYSTALS USED FOR DIFFRACTION MEASUREMENTS WERE OBTAINED AS FOLLOWS. THE CRYSTALLISATION BUFFER IN THE RESERVOIR COMPRISED 10% PEG 6000 AND 0.1 M SODIUM ACETATE BUFFERED TO PH 4.4. THE CRYSTALLISATION DROP WAS PREPARED BY ADDING 0.8 MICROLITRES OF THE CRYSTALLISATION BUFFER TO 0.8 MICROLITRES OF THE PVAMA1-FAB COMPLEX, GIVING A FINAL PROTEIN CONCENTRATION OF 3.9 MG/ML.
Unit Cell:
a: 171.787 Å b: 171.787 Å c: 44.748 Å α: 90.00° β: 90.00° γ: 120.00°
Symmetry:
Space Group: P 63
Crystal Properties:
Matthew's Coefficient: 3.61 Solvent Content: 65.63
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.50 20.00 24858 1335 98.7 0.190 0.241 42.31
Data Collection
Overall
Resolution Limit (High) Resolution Limit (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.500 20.000 98.1 0.14000 ? 14.8000 10.000 ? 26533 ? -3.000 ?
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 2.50 2.60 88.0 ? ? ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100.0 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-2 ? ESRF ID14-2
Software
Software Name Purpose Version
REFMAC refinement 5.2.0003
XDS data reduction .
XSCALE data scaling .
AMoRE phasing .